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  <title>Construct an iterator</title>

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</div><hr /><div id="tokyotyrantiterator.construct" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">TokyoTyrantIterator::__construct</h1>
  <p class="verinfo">(PECL tokyo_tyrant &gt;= 0.2.0)</p><p class="refpurpose"><span class="refname">TokyoTyrantIterator::__construct</span> &mdash; <span class="dc-title">Construct an iterator</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-tokyotyrantiterator.construct-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>TokyoTyrantIterator::__construct</strong></span>
    ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$object</code></span>
   )</div>

  <p class="para rdfs-comment">
   Construct a new TokyoTyrantIterator object. One connection can have multiple iterators but it is not quaranteed
   that all items are traversed in that case. <em><code class="parameter">object</code></em> parameter can be either an of instance 
   TokyoTyrant or TokyoTyrantTable.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-tokyotyrantiterator.construct-parameters">
  <h3 class="title">参数</h3>
  <p class="para">此函数没有参数。</p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-tokyotyrantiterator.construct-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Throws an exception if iterator initialization fails.
  </p>
 </div>


  <div class="refsect1 examples" id="refsect1-tokyotyrantiterator.construct-examples">
   <h3 class="title">范例</h3>
   <p class="para">
    <div class="example" id="example-2176">
     <p><strong>Example #1 <span class="methodname"><strong>TokyoTyrantIterator::__construct()</strong></span> example</strong></p>
     <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">/*&nbsp;Connect&nbsp;to&nbsp;a&nbsp;table&nbsp;database&nbsp;*/<br /></span><span style="color: #0000BB">$tt&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">TokyoTyrantTable</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">1979</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;Passing&nbsp;null&nbsp;to&nbsp;put&nbsp;generates&nbsp;a&nbsp;new&nbsp;uid&nbsp;*/<br /></span><span style="color: #0000BB">$index&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$tt</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">put</span><span style="color: #007700">(</span><span style="color: #0000BB">null</span><span style="color: #007700">,&nbsp;array(</span><span style="color: #DD0000">"column1"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">"some&nbsp;data"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"column2"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">"more&nbsp;data"</span><span style="color: #007700">));<br /><br /></span><span style="color: #FF8000">/*&nbsp;Construct&nbsp;an&nbsp;iterator&nbsp;*/<br /></span><span style="color: #0000BB">$it&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">TokyoTyrantIterator</span><span style="color: #007700">(</span><span style="color: #0000BB">$tt</span><span style="color: #007700">);<br /><br />foreach&nbsp;(</span><span style="color: #0000BB">$it&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$value</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$value</span><span style="color: #007700">);<br />}<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
     </div>

     <div class="example-contents"><p>以上例程会输出：</p></div>
     <div class="example-contents screen">
<div class="cdata"><pre>
array(2) {
  [&quot;column1&quot;]=&gt;
  string(9) &quot;some data&quot;
  [&quot;column2&quot;]=&gt;
  string(9) &quot;more data&quot;
}
</pre></div>
     </div>
    </div>
   </p>
  </div>


 <div class="refsect1 seealso" id="refsect1-tokyotyrantiterator.construct-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
     <li class="member"><span class="methodname"><a href="tokyotyrantiterator.key.html" class="methodname" rel="rdfs-seeAlso">TokyoTyrantIterator::key()</a> - Returns the current key</span></li>
     <li class="member"><span class="methodname"><a href="tokyotyrantiterator.current.html" class="methodname" rel="rdfs-seeAlso">TokyoTyrantIterator::current()</a> - Get the current value</span></li>
     <li class="member"><span class="methodname"><a href="tokyotyrantiterator.next.html" class="methodname" rel="rdfs-seeAlso">TokyoTyrantIterator::next()</a> - Move to next key</span></li>
     <li class="member"><span class="methodname"><a href="tokyotyrantiterator.rewind.html" class="methodname" rel="rdfs-seeAlso">TokyoTyrantIterator::rewind()</a> - Rewinds the iterator</span></li>
     <li class="member"><span class="methodname"><a href="tokyotyrantiterator.key.html" class="methodname" rel="rdfs-seeAlso">TokyoTyrantIterator::key()</a> - Returns the current key</span></li>
   </ul>
  </p>
 </div>


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